Physics, 22.04.2021 18:30 scottbrandon653
A ping pong ball is thrown horizontally out of a window 30m above the ground. If the initial velocity of the ball is 20.0 m/s, how far will the ball move horizontally before it hits the ground?
Answers: 1
Physics, 22.06.2019 12:30
Consider a system with two masses that are moving away from each other. why will the kinetic energy differ if the frame of reference is a stationary observer or one of the masses?
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Physics, 22.06.2019 15:00
You hang a book bag on a spring scale and place the bag on a platform scale so that the platform scale reads 23.7n and the spring scale reads 13.8n. what is the magnitude of the force that earth exerts on the bag?
Answers: 1
Physics, 22.06.2019 15:20
A20 cm long spring is attached to a wall. the spring stretches to a length of 22 cm when you pull on it with a force of 100 n. what is the spring constant
Answers: 3
A ping pong ball is thrown horizontally out of a window 30m above the ground. If the initial velocit...
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